250425135 has 16 divisors (see below), whose sum is σ = 445200480. Its totient is φ = 133560000.

The previous prime is 250425107. The next prime is 250425143. The reversal of 250425135 is 531524052.

It is a happy number.

250425135 is a `hidden beast` number, since 2 + 504 + 25 + 135 = 666.

It is not a de Polignac number, because 250425135 - 2⁸ = 250424879 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 250425099 and 250425108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 927366 + ... + 927635.

It is an arithmetic number, because the mean of its divisors is an integer number (27825030).

Almost surely, 2^250425135 is an apocalyptic number.

250425135 is a deficient number, since it is larger than the sum of its proper divisors (194775345).

250425135 is a wasteful number, since it uses less digits than its factorization.

250425135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855015 (or 1855009 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 250425135 is about 15824.8265393337. The cubic root of 250425135 is about 630.3174137463.

Adding to 250425135 its reverse (531524052), we get a palindrome (781949187).

The spelling of 250425135 in words is "two hundred fifty million, four hundred twenty-five thousand, one hundred thirty-five".